1 /* v3_info.c */
2 /*
3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
4 * 1999.
5 */
6 /* ====================================================================
7 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 *
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
19 * distribution.
20 *
21 * 3. All advertising materials mentioning features or use of this
22 * software must display the following acknowledgment:
23 * "This product includes software developed by the OpenSSL Project
24 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
25 *
26 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
27 * endorse or promote products derived from this software without
28 * prior written permission. For written permission, please contact
29 * licensing@OpenSSL.org.
30 *
31 * 5. Products derived from this software may not be called "OpenSSL"
32 * nor may "OpenSSL" appear in their names without prior written
33 * permission of the OpenSSL Project.
34 *
35 * 6. Redistributions of any form whatsoever must retain the following
36 * acknowledgment:
37 * "This product includes software developed by the OpenSSL Project
38 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
39 *
40 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
41 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
43 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
44 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
45 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
46 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
47 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
49 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
50 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
51 * OF THE POSSIBILITY OF SUCH DAMAGE.
52 * ====================================================================
53 *
54 * This product includes cryptographic software written by Eric Young
55 * (eay@cryptsoft.com). This product includes software written by Tim
56 * Hudson (tjh@cryptsoft.com).
57 *
58 */
59
60 #include <stdio.h>
61 #include <string.h>
62
63 #include <openssl/asn1.h>
64 #include <openssl/asn1t.h>
65 #include <openssl/buf.h>
66 #include <openssl/conf.h>
67 #include <openssl/err.h>
68 #include <openssl/mem.h>
69 #include <openssl/obj.h>
70 #include <openssl/x509v3.h>
71
72 static STACK_OF(CONF_VALUE) *i2v_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD
73 *method, AUTHORITY_INFO_ACCESS
74 *ainfo, STACK_OF(CONF_VALUE)
75 *ret);
76 static AUTHORITY_INFO_ACCESS *v2i_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD
77 *method,
78 X509V3_CTX *ctx,
79 STACK_OF(CONF_VALUE)
80 *nval);
81
82 const X509V3_EXT_METHOD v3_info = { NID_info_access, X509V3_EXT_MULTILINE,
83 ASN1_ITEM_ref(AUTHORITY_INFO_ACCESS),
84 0, 0, 0, 0,
85 0, 0,
86 (X509V3_EXT_I2V) i2v_AUTHORITY_INFO_ACCESS,
87 (X509V3_EXT_V2I)v2i_AUTHORITY_INFO_ACCESS,
88 0, 0,
89 NULL
90 };
91
92 const X509V3_EXT_METHOD v3_sinfo = { NID_sinfo_access, X509V3_EXT_MULTILINE,
93 ASN1_ITEM_ref(AUTHORITY_INFO_ACCESS),
94 0, 0, 0, 0,
95 0, 0,
96 (X509V3_EXT_I2V) i2v_AUTHORITY_INFO_ACCESS,
97 (X509V3_EXT_V2I)v2i_AUTHORITY_INFO_ACCESS,
98 0, 0,
99 NULL
100 };
101
102 ASN1_SEQUENCE(ACCESS_DESCRIPTION) = {
103 ASN1_SIMPLE(ACCESS_DESCRIPTION, method, ASN1_OBJECT),
104 ASN1_SIMPLE(ACCESS_DESCRIPTION, location, GENERAL_NAME)
105 } ASN1_SEQUENCE_END(ACCESS_DESCRIPTION)
106
107 IMPLEMENT_ASN1_FUNCTIONS(ACCESS_DESCRIPTION)
108
109 ASN1_ITEM_TEMPLATE(AUTHORITY_INFO_ACCESS) =
110 ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, GeneralNames, ACCESS_DESCRIPTION)
111 ASN1_ITEM_TEMPLATE_END(AUTHORITY_INFO_ACCESS)
112
113 IMPLEMENT_ASN1_FUNCTIONS(AUTHORITY_INFO_ACCESS)
114
115 static STACK_OF(CONF_VALUE) *i2v_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD
116 *method, AUTHORITY_INFO_ACCESS
117 *ainfo, STACK_OF(CONF_VALUE)
118 *ret)
119 {
120 ACCESS_DESCRIPTION *desc;
121 size_t i;
122 int nlen;
123 char objtmp[80], *ntmp;
124 CONF_VALUE *vtmp;
125 for (i = 0; i < sk_ACCESS_DESCRIPTION_num(ainfo); i++) {
126 desc = sk_ACCESS_DESCRIPTION_value(ainfo, i);
127 ret = i2v_GENERAL_NAME(method, desc->location, ret);
128 if (!ret)
129 break;
130 vtmp = sk_CONF_VALUE_value(ret, i);
131 i2t_ASN1_OBJECT(objtmp, sizeof objtmp, desc->method);
132 nlen = strlen(objtmp) + strlen(vtmp->name) + 5;
133 ntmp = OPENSSL_malloc(nlen);
134 if (!ntmp) {
135 OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
136 return NULL;
137 }
138 BUF_strlcpy(ntmp, objtmp, nlen);
139 BUF_strlcat(ntmp, " - ", nlen);
140 BUF_strlcat(ntmp, vtmp->name, nlen);
141 OPENSSL_free(vtmp->name);
142 vtmp->name = ntmp;
143
144 }
145 if (!ret)
146 return sk_CONF_VALUE_new_null();
147 return ret;
148 }
149
v2i_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD * method,X509V3_CTX * ctx,STACK_OF (CONF_VALUE)* nval)150 static AUTHORITY_INFO_ACCESS *v2i_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD
151 *method,
152 X509V3_CTX *ctx,
153 STACK_OF(CONF_VALUE)
154 *nval)
155 {
156 AUTHORITY_INFO_ACCESS *ainfo = NULL;
157 CONF_VALUE *cnf, ctmp;
158 ACCESS_DESCRIPTION *acc;
159 size_t i;
160 int objlen;
161 char *objtmp, *ptmp;
162 if (!(ainfo = sk_ACCESS_DESCRIPTION_new_null())) {
163 OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
164 return NULL;
165 }
166 for (i = 0; i < sk_CONF_VALUE_num(nval); i++) {
167 cnf = sk_CONF_VALUE_value(nval, i);
168 if (!(acc = ACCESS_DESCRIPTION_new())
169 || !sk_ACCESS_DESCRIPTION_push(ainfo, acc)) {
170 OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
171 goto err;
172 }
173 ptmp = strchr(cnf->name, ';');
174 if (!ptmp) {
175 OPENSSL_PUT_ERROR(X509V3, X509V3_R_INVALID_SYNTAX);
176 goto err;
177 }
178 objlen = ptmp - cnf->name;
179 ctmp.name = ptmp + 1;
180 ctmp.value = cnf->value;
181 if (!v2i_GENERAL_NAME_ex(acc->location, method, ctx, &ctmp, 0))
182 goto err;
183 if (!(objtmp = OPENSSL_malloc(objlen + 1))) {
184 OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
185 goto err;
186 }
187 strncpy(objtmp, cnf->name, objlen);
188 objtmp[objlen] = 0;
189 acc->method = OBJ_txt2obj(objtmp, 0);
190 if (!acc->method) {
191 OPENSSL_PUT_ERROR(X509V3, X509V3_R_BAD_OBJECT);
192 ERR_add_error_data(2, "value=", objtmp);
193 OPENSSL_free(objtmp);
194 goto err;
195 }
196 OPENSSL_free(objtmp);
197
198 }
199 return ainfo;
200 err:
201 sk_ACCESS_DESCRIPTION_pop_free(ainfo, ACCESS_DESCRIPTION_free);
202 return NULL;
203 }
204
i2a_ACCESS_DESCRIPTION(BIO * bp,ACCESS_DESCRIPTION * a)205 int i2a_ACCESS_DESCRIPTION(BIO *bp, ACCESS_DESCRIPTION *a)
206 {
207 i2a_ASN1_OBJECT(bp, a->method);
208 #ifdef UNDEF
209 i2a_GENERAL_NAME(bp, a->location);
210 #endif
211 return 2;
212 }
213